33c1e93b65bcc5383a36d4b7f297778f0597597b5989420fa8b77e92dfff4dec

Analysis

max time kernel
144s
max time network
137s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
24/07/2024, 02:35

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe
Size

161KB
MD5

69f0aa74f5e0696f5527aee23325d3f1
SHA1

f8f319d72d7a09007af31339a2b248e44ec5fb5a
SHA256

33c1e93b65bcc5383a36d4b7f297778f0597597b5989420fa8b77e92dfff4dec
SHA512

31e85c10ac4ee0af60597e4d13638761f580f8dcebe6d766a4e722b854503404f1639c81b770411425b83fdca24738140fbdb86f0ff4967364e8ebb12641ac99
SSDEEP

1536:y7YH8A8VNL3DQYZvYCWqBUK9kxkTOlfjck4eM0cezuME7Wlq4DpQniwU:t2VNH5vWqBPkDlrckH6LMg0eTU

Score

8^/10

discovery persistence

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	twunk_32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Windows\\scssrr.exe"	twunk_32.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\scssrr.exe	twunk_32.exe
File opened for modification	C:\Windows\scssrr.exe	twunk_32.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	twunk_32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2060	twunk_32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30
PID 2180 wrote to memory of 2060	2180	69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\69f0aa74f5e0696f5527aee23325d3f1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\twunk_32.exe
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2060-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2060-16-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2060-12-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2060-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2060-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2060-3-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2060-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2060-20-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2180-0-0x0000000074161000-0x0000000074162000-memory.dmp

Filesize
4KB

Download
memory/2180-1-0x0000000074160000-0x000000007470B000-memory.dmp

Filesize
5.7MB

Download
memory/2180-17-0x0000000074160000-0x000000007470B000-memory.dmp

Filesize
5.7MB

Download
memory/2180-13-0x0000000074160000-0x000000007470B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads